Tonight brings a rare opportunity to see Bobcat Goldthwait’s stand-up act: one night, one set at the Improv in Schaumburg. He more or less ended his stand-up career to focus on the movies, like his notorious cult classic Shakes the Clown; J.R. Jones highly recommends his morally complex new film, World’s Greatest Dad.

Here’s Goldthwait on Late Night With David Letterman from 1987: